<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Strict//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
<link rel="stylesheet" href="js/lib/eui/themes/default/easyui.css" />

<script type="text/javascript" src="js/lib/jquery.js"></script>
<script src="js/lib/eui/jquery.easyui.min.js"></script>
</head>
<body>
<input type="button" id="btn" value="click">
</body>
<script type="text/javascript">
	
	function Person(){
		
	}
	
	Person.prototype={
			age:"1"
	};

	var p1 = new Person();
	var p2= new Person();
	p1.age="2";
	alert(p2.age);

</script>
</html>
